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United States Patent | 5,594,470 |
Meyerson ,   et al. | January 14, 1997 |
A portable electronic work slate unit includes a customizable array of data devices and input/output devices which are selectively integrated in a compact and highly ergonomic structure. Increased operator productivity is accomplished by use of several possible user interface media including a multi-function display and input/output unit including a digitizer, position sensitive screen, and video display panel. Selectively integratable user interface components include a bar code scanner, RF modulator for radio frequency communication, modem, audio input/output, as well as the multi-purpose display. All components are integrated by use of a handle unit which can house a battery as well as removable modules in a manner so as to minimize operator fatigue and discomfort, as well as enhance productivity.
Inventors: | Meyerson; Robert F. (Captiva Island, FL); Chang; Yung-Fu (Medina, OH) |
Assignee: | Teletransaction, Inc. (Akron, OH) |
Appl. No.: | 268806 |
Filed: | June 30, 1994 |
Current U.S. Class: | 345/169; 345/173 |
Intern'l Class: | G09G 005/00 |
Field of Search: | 340/825.26,825.27-825.29 248/917,918,919 341/22,23,32,33 455/347-351 D14/100,106,113,115 367/708,709.1 379/440,428 368/10,13,203,204 345/173-183,169 178/18-20 364/900 235/169 |
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